References
Eberhart, C., W. Williams and L. Kinch.Idempotent-generated regular semigroups, J. Austral. Math. Soc. 15 (1973), 27–34.
Gomes, Gracinda M.S., R-unipotent congruences on regular semigroups, Smg. Forum 31 (1985), 265–280.
Howie, J.M.,An Introduction to semigroup Theory, (London; Academic Press, 1976).
La Torre, D.R.,Group congruences on regular semigroups, Smg. Forum 24 (1982), 317–340.
Nambooripad, K.S.S.,Structure of regular semigroups I, Mem. Amer. Math. Soc. 22 (1979), no 224.
Pastijn, F. and M. Petrich,Congruences on regular semigroups, Trans. Amer. Math. Soc. 295 (1986), 607–633.
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Communicated by J. M. Howie
Research supported by Instituto Nacional de Investigaç≈ao Cientifica, Portugal
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Gomes, G.M.S. Orthodox congruences on regular semigroups. Semigroup Forum 37, 149–166 (1988). https://doi.org/10.1007/BF02573131
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DOI: https://doi.org/10.1007/BF02573131